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Finding the Fourth Proportional to 5,848.07, 8,780.99 and 5,107.23

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Solution

The fourth proportional to 5,848.07, 8,780.99 and 5,107.23 is: 7,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,848.07 : 8,780.99 = 5,107.23 : x
  2. Step 2: Convert to fraction form
    5,848.07/8,780.99 = 5,107.23/x
  3. Step 3: Cross multiply
    5,848.07x = 8,780.99 × 5,107.23
  4. Step 4: Simplify right side
    5,848.07x = 44,846,535.60
  5. Step 5: Solve for x
    x = 44,846,535.60/5,848.07
  6. Step 6: Final answer
    x = 7,668.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.